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From: Eric Wong <e@80x24.org>
To: mwrap-perl@80x24.org
Subject: [PATCH 7/7] README: add some caveats (signalfd usage w/ current URCU)
Date: Mon, 19 Dec 2022 11:19:22 +0000	[thread overview]
Message-ID: <20221219111922.1079128-8-e@80x24.org> (raw)
In-Reply-To: <20221219111922.1079128-1-e@80x24.org>

Fortunately, there aren't a lot of signalfd users right now
(except me :x).  In any case, this problem should sort itself
out in a few years when new URCU releases replace old ones.

Also, only the EXTREMELY EXPENSIVE ENTERPRISE EDITION will be
able to support Perl files with over 16.7M lines in them :P
---
 README | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/README b/README
index ba95d47..0acbe50 100644
--- a/README
+++ b/README
@@ -61,6 +61,11 @@ malloc locations.
 
 * 32-bit machines are prone to overflow (WONTFIX)
 
+* signalfd(2)-reliant code will need latest URCU with commit
+  ea3a28a3f71dd02f (Disable signals in URCU background threads, 2022-09-23)
+
+* Perl source files over 16.7 million lines long are not supported :P
+
 == Public mail archives (HTTP, Atom feeds, IMAP mailbox, NNTP group):
 
 	https://80x24.org/mwrap-perl/

  parent reply	other threads:[~2022-12-19 11:19 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-19 11:19 [PATCH 0/7] shrinkage Eric Wong
2022-12-19 11:19 ` [PATCH 1/7] core: shrink src_loc 8 bytes on x86-64 Eric Wong
2022-12-19 11:19 ` [PATCH 2/7] core: shrink src_loc by another " Eric Wong
2022-12-19 11:19 ` [PATCH 3/7] core: drop FreeBSD-specific mutex initialization Eric Wong
2022-12-19 11:19 ` [PATCH 4/7] calloc: consolidate ENOMEM handling Eric Wong
2022-12-19 11:19 ` [PATCH 5/7] *alloc: limit scope of RCU lock Eric Wong
2022-12-19 11:19 ` [PATCH 6/7] core: simplify callers of alloc_insert_rcu Eric Wong
2022-12-19 11:19 ` Eric Wong [this message]
2022-12-19 22:57   ` [WIP] attempt to workaround older URCU for signalfd Eric Wong

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